<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> 
<html xmlns="http://www.w3.org/1999/xhtml"> 
<head> 
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> 
<title>htmltest </title> 
<style>
body{width:100%;height:100%;overflow:hidden;margin:0px;padding:0px;}
#lockShade{background-color:#B1B6FE;filter:alpha(opacity=60);opacity:0.6;z-index:99;width:100%;height:100%;}
</style>
</head> 

<body> 
sdfadsf
<div id="lockShade">
dfgfg
</div> 

</body> 
</html> 
